Class: Lutaml::Jsonschema::ReferenceResolver

Inherits:
Object
  • Object
show all
Defined in:
lib/lutaml/jsonschema/reference_resolver.rb

Instance Method Summary collapse

Constructor Details

#initialize(schemas = {}) ⇒ ReferenceResolver

Returns a new instance of ReferenceResolver.



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# File 'lib/lutaml/jsonschema/reference_resolver.rb', line 6

def initialize(schemas = {})
  @schemas = schemas
end

Instance Method Details

#resolve(ref, root_schema = nil) ⇒ Object 



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# File 'lib/lutaml/jsonschema/reference_resolver.rb', line 10

def resolve(ref, root_schema = nil)
  return nil unless ref

  if ref.start_with?("#/")
    resolve_local(ref, root_schema)
  else
    resolve_remote(ref)
  end
end

#resolve_local(ref, schema) ⇒ Object 



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# File 'lib/lutaml/jsonschema/reference_resolver.rb', line 20

def resolve_local(ref, schema)
  parts = ref.delete_prefix("#/").split("/")
  current = schema

  parts.each do |part|
    case current
    when Schema
      current = navigate_schema(current, part)
    when Array
      entry = current.find do |e|
        e.is_a?(PropertyEntry) && e.name == part
      end
      current = entry&.schema
    else
      return nil
    end
    return nil unless current
  end

  if current.is_a?(Schema) && current.dollar_ref
    resolve(
      current.dollar_ref, schema
    )
  else
    current
  end
end

#resolve_remote(ref) ⇒ Object 



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# File 'lib/lutaml/jsonschema/reference_resolver.rb', line 48

def resolve_remote(ref)
  return nil unless @schemas

  if ref.include?("#")
    file_path, fragment = ref.split("#", 2)
    schema = @schemas[file_path]
    schema ? resolve_local("##{fragment}", schema) : nil
  else
    @schemas[ref]
  end
end